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<div class="titlepage"><div><div><h5 class="title">
<a name="spirit.karma.quick_reference.primitive_generators.auxiliary"></a><a class="link" href="auxiliary.html" title="Auxiliary Generators">Auxiliary
          Generators</a>
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<p>
            See here for more information about <a class="link" href="../../reference/auxiliary.html" title="Auxiliary Generators">Auxiliary
            Generators</a>.
          </p>
<div class="informaltable"><table class="table">
<colgroup>
<col>
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</colgroup>
<thead><tr>
<th>
                    <p>
                      Expression
                    </p>
                  </th>
<th>
                    <p>
                      Attribute
                    </p>
                  </th>
<th>
                    <p>
                      Description
                    </p>
                  </th>
</tr></thead>
<tbody>
<tr>
<td>
                    <p>
                      <a class="link" href="../../reference/auxiliary/attr_cast.html" title="Attribute Transformation Pseudo Generator (attr_cast)"><code class="computeroutput"><span class="identifier">attr_cast</span><span class="special">&lt;</span><span class="identifier">Exposed</span><span class="special">&gt;(</span><span class="identifier">a</span><span class="special">)</span></code></a>
                    </p>
                  </td>
<td>
                    <p>
                      <code class="computeroutput"><span class="identifier">Exposed</span></code>
                    </p>
                  </td>
<td>
                    <p>
                      Invoke <code class="computeroutput"><span class="identifier">a</span></code> while
                      supplying an attribute of type <code class="computeroutput"><span class="identifier">Exposed</span></code>.
                    </p>
                  </td>
</tr>
<tr>
<td>
                    <p>
                      <a class="link" href="../../reference/auxiliary/eol.html" title="End of Line Generator (eol)"><code class="computeroutput"><span class="identifier">eol</span></code></a>
                    </p>
                  </td>
<td>
                    <p>
                      <code class="computeroutput"><span class="identifier">Unused</span></code>
                    </p>
                  </td>
<td>
                    <p>
                      Generate the end of line (<code class="computeroutput"><span class="special">\</span><span class="identifier">n</span></code>)
                    </p>
                  </td>
</tr>
<tr>
<td>
                    <p>
                      <a class="link" href="../../reference/auxiliary/eps.html" title="Epsilon Generator (eps)"><code class="computeroutput"><span class="identifier">eps</span></code></a>
                    </p>
                  </td>
<td>
                    <p>
                      <code class="computeroutput"><span class="identifier">Unused</span></code>
                    </p>
                  </td>
<td>
                    <p>
                      Generate an empty string
                    </p>
                  </td>
</tr>
<tr>
<td>
                    <p>
                      <a class="link" href="../../reference/auxiliary/eps.html" title="Epsilon Generator (eps)"><code class="computeroutput"><span class="identifier">eps</span><span class="special">(</span><span class="identifier">b</span><span class="special">)</span></code></a>
                    </p>
                  </td>
<td>
                    <p>
                      <code class="computeroutput"><span class="identifier">Unused</span></code>
                    </p>
                  </td>
<td>
                    <p>
                      If <code class="computeroutput"><span class="identifier">b</span></code> is true,
                      generate an empty string
                    </p>
                  </td>
</tr>
<tr>
<td>
                    <p>
                      <a class="link" href="../../reference/auxiliary/lazy.html" title="Lazy Generator (lazy)"><code class="computeroutput"><span class="identifier">lazy</span><span class="special">(</span><span class="identifier">fg</span><span class="special">)</span></code></a>
                    </p>
                  </td>
<td>
                    <p>
                      Attribute of <code class="computeroutput"><span class="identifier">G</span></code>
                      where <code class="computeroutput"><span class="identifier">G</span></code> is
                      the return type of <code class="computeroutput"><span class="identifier">fg</span></code>
                    </p>
                  </td>
<td>
                    <p>
                      Invoke <code class="computeroutput"><span class="identifier">fg</span></code> at
                      generation time, returning a generator <code class="computeroutput"><span class="identifier">g</span></code>
                      which is then called to generate.
                    </p>
                  </td>
</tr>
<tr>
<td>
                    <p>
                      <a class="link" href="../../reference/auxiliary/lazy.html" title="Lazy Generator (lazy)"><code class="computeroutput"><span class="identifier">fg</span></code></a>
                    </p>
                  </td>
<td>
                    <p>
                      see <a class="link" href="../../reference/auxiliary/lazy.html" title="Lazy Generator (lazy)"><code class="computeroutput"><span class="identifier">lazy</span><span class="special">(</span><span class="identifier">fg</span><span class="special">)</span></code></a>
                      above
                    </p>
                  </td>
<td>
                    <p>
                      Equivalent to <a class="link" href="../../reference/auxiliary/lazy.html" title="Lazy Generator (lazy)"><code class="computeroutput"><span class="identifier">lazy</span><span class="special">(</span><span class="identifier">fg</span><span class="special">)</span></code></a>
                    </p>
                  </td>
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<td align="right"><div class="copyright-footer">Copyright © 2001-2011 Joel de Guzman, Hartmut Kaiser<p>
        Distributed under the Boost Software License, Version 1.0. (See accompanying
        file LICENSE_1_0.txt or copy at <a href="http://www.boost.org/LICENSE_1_0.txt" target="_top">http://www.boost.org/LICENSE_1_0.txt</a>)
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